/*
 * Copyright (c) 2012 Andrea De Rinaldis <ozioso at ipignoli.dyndns.org>
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package org.dyndns.ipignoli.droidcruise.xml;

import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import org.xml.sax.SAXException;
import org.xml.sax.helpers.DefaultHandler;


public class GeocodeHandler extends DefaultHandler{
  private String       locality;
  private List<String> charList;

  public GeocodeHandler(){
    locality = null;
    charList = new LinkedList<String>();
  }

  public String getLocality(){
    return locality;
  }
  
  @Override
  public void characters(char[] ch, int start, int length) throws SAXException{
    super.characters(ch, start, length);
    if(length == 0)
      return;
    char[] ch2 = new char[length];
    System.arraycopy(ch, start, ch2, 0, length);
    String s = (new String(ch2)).trim();
    if(s.length() == 0)
      return;
    charList.add(s);
  }

  @Override
  public void endElement(String uri, String localName, String qName)
      throws SAXException{
    super.endElement(uri, localName, qName);

    if("LocalityName".equals(localName))
      locality = getChars();

    charList = new LinkedList<String>();
  }

  private String getChars(){
    StringBuffer sb = new StringBuffer();
    for(Iterator<String> it = charList.listIterator(); it.hasNext(); sb
        .append(it.next())){}
    return sb.toString();
  }
}
